/* ═══════════════════════════════════════════════
   27 TECNOLOGÍA INDUSTRIAL — BLOG STYLES
═══════════════════════════════════════════════ */

/* ── BLOG HERO ── */
.blog-hero {
  padding: clamp(80px, 10vw, 140px) var(--pad-x) clamp(48px, 6vw, 80px);
  background: var(--dark);
  border-bottom: 0.5px solid rgba(255,255,255,0.06);
}
.blog-hero-tag {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}
.blog-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(28px, 5vw, 42px);
  font-weight: 300;
  color: #fff;
  max-width: 480px;
  line-height: 1.2;
  margin-bottom: 16px;
}
.blog-hero-sub {
  font-size: 14px;
  color: rgba(255,255,255,0.45);
  max-width: 440px;
  line-height: 1.7;
}

/* ── CATEGORY FILTERS ── */
.blog-filters {
  padding: 24px var(--pad-x);
  border-bottom: 0.5px solid rgba(255,255,255,0.06);
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.blog-filter-btn {
  padding: 7px 16px;
  border: 0.5px solid rgba(255,255,255,0.2);
  border-radius: 100px;
  background: transparent;
  color: rgba(255,255,255,0.5);
  font-size: 12px;
  font-family: 'Inter', sans-serif;
  cursor: pointer;
  transition: border-color 0.2s ease, color 0.2s ease, background 0.2s ease;
}
.blog-filter-btn:hover,
.blog-filter-btn.active {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(170,255,0,0.06);
}

/* ── ARTICLE LIST ── */
.blog-list {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad-x);
}
.blog-article-row {
  display: grid;
  grid-template-columns: 35% 1fr;
  gap: 0;
  border-bottom: 0.5px solid rgba(255,255,255,0.06);
  transition: background 0.2s ease;
  text-decoration: none;
  color: inherit;
}
.blog-article-row:hover {
  background: rgba(255,255,255,0.025);
}
.blog-article-img {
  position: relative;
  min-height: 140px;
  overflow: hidden;
}
.blog-article-img-inner {
  width: 100%;
  height: 100%;
  min-height: 140px;
  object-fit: cover;
  display: block;
}
.blog-article-badge {
  position: absolute;
  bottom: 12px;
  left: 12px;
  background: var(--accent);
  color: #111;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 2px;
  white-space: nowrap;
}
.blog-article-body {
  padding: 28px 28px 28px 32px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 10px;
}
.blog-article-meta {
  font-size: 10px;
  color: rgba(255,255,255,0.3);
  letter-spacing: 0.04em;
}
.blog-article-title {
  font-size: 14px;
  font-weight: 400;
  color: rgba(255,255,255,0.88);
  line-height: 1.45;
  margin: 0;
}
.blog-article-read {
  font-size: 12px;
  color: rgba(255,255,255,0.3);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: color 0.2s ease;
  margin-top: auto;
}
.blog-article-row:hover .blog-article-read {
  color: var(--accent);
}

/* ── ARTICLE PAGE ── */
.article-hero {
  padding: clamp(80px, 10vw, 130px) var(--pad-x) 0;
  background: var(--dark);
}
.article-breadcrumb {
  font-size: 10px;
  color: rgba(255,255,255,0.3);
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.article-breadcrumb a {
  color: rgba(255,255,255,0.3);
  text-decoration: none;
  transition: color 0.2s ease;
}
.article-breadcrumb a:hover { color: var(--accent); }
.article-breadcrumb span { opacity: 0.4; }
.article-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(24px, 4vw, 32px);
  font-weight: 300;
  color: #fff;
  max-width: 640px;
  line-height: 1.25;
  margin-bottom: 20px;
}
.article-meta {
  font-size: 11px;
  color: rgba(255,255,255,0.35);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 40px;
}
.article-meta-cat {
  background: rgba(170,255,0,0.1);
  border: 0.5px solid rgba(170,255,0,0.3);
  color: var(--accent);
  padding: 2px 8px;
  border-radius: 100px;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.05em;
}
.article-hero-img {
  width: 100%;
  height: clamp(240px, 35vw, 400px);
  display: block;
  border-radius: 0;
}

/* ── ARTICLE BODY ── */
.article-body {
  max-width: 680px;
  margin: 0 auto;
  padding: clamp(40px, 6vw, 72px) var(--pad-x);
}
.article-body p {
  font-size: 15px;
  color: rgba(255,255,255,0.72);
  line-height: 1.8;
  margin-bottom: 1.5rem;
}
.article-body h2 {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 400;
  color: #fff;
  margin: 2.5rem 0 1rem;
  line-height: 1.3;
}
.article-body h3 {
  font-size: 15px;
  font-weight: 700;
  color: rgba(255,255,255,0.9);
  margin: 2rem 0 0.75rem;
}
.article-body strong { color: rgba(255,255,255,0.92); }
.article-img-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin: 2rem 0;
}
.article-img-grid figure { margin: 0; }
.article-img-grid figcaption {
  font-size: 11px;
  color: rgba(255,255,255,0.3);
  margin-top: 6px;
  line-height: 1.4;
}
.article-img-placeholder {
  width: 100%;
  border-radius: 8px;
  display: block;
}
.article-stat-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin: 2.5rem 0;
  padding: 24px;
  background: rgba(255,255,255,0.03);
  border: 0.5px solid rgba(255,255,255,0.08);
  border-radius: 12px;
}
.article-stat { text-align: center; }
.article-stat-num {
  font-size: 28px;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
}
.article-stat-label {
  font-size: 11px;
  color: rgba(255,255,255,0.4);
  margin-top: 4px;
}

/* ── ARTICLE NAV ── */
.article-nav {
  border-top: 0.5px solid rgba(255,255,255,0.08);
  padding: 40px var(--pad-x);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  max-width: var(--max-w);
  margin: 0 auto;
}
.article-nav-link {
  text-decoration: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.article-nav-link:last-child { text-align: right; }
.article-nav-label {
  font-size: 10px;
  color: rgba(255,255,255,0.25);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.article-nav-title {
  font-size: 13px;
  color: rgba(255,255,255,0.5);
  line-height: 1.4;
  transition: color 0.2s ease;
}
.article-nav-link:hover .article-nav-title { color: var(--accent); }

/* ── MOBILE RESPONSIVE ── */
@media (max-width: 768px) {
  .blog-article-row {
    grid-template-columns: 1fr;
  }
  .blog-article-img {
    min-height: 180px;
  }
  .blog-article-body {
    padding: 20px 0 24px;
  }
  .blog-article-badge {
    bottom: 10px;
    left: 10px;
  }
  .article-img-grid {
    grid-template-columns: 1fr;
  }
  .article-stat-row {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .article-nav {
    grid-template-columns: 1fr;
  }
  .article-nav-link:last-child { text-align: left; }
}